Saint Paul
Minnesota, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Saint Paul, MN

A sunrise shot of the Saint Paul
A sunrise shot of the Saint Paul's Cathedral church ground in Saint Paul, Minnesota
May, the last month of the spring, in Saint Paul, is a comfortable month, with average temperature ranging between max 66°F (18.9°C) and min 49.1°F (9.5°C).

Temperature

In Saint Paul, the average high-temperature increases, from a fresh 52.3°F (11.3°C) in April, to an enjoyable 66°F (18.9°C). The average low-temperature, in Saint Paul, is 49.1°F (9.5°C).

Humidity

In Saint Paul, Minnesota, the average relative humidity is 72%.

Rainfall

In Saint Paul, during 14.7 rainfall days, 2.64" (67mm) of precipitation is typically accumulated. Throughout the year, in Saint Paul, there are 116.5 rainfall days, and 21.81" (554mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Saint Paul, Minnesota. May is the last month it regularly snows. During 0.4 snowfall days, in May, Saint Paul aggregates 0.28" (7mm) of snow. Throughout the year, there are 57.2 snowfall days, and 23.15" (588mm) of snow is accumulated.

Daylight

The average length of the day in May is 14.9h.

Sunshine

In May, the average sunshine is 8.4h.

UV index

In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 5 transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in May in Saint Paul?

The average high-temperature, in May, in Saint Paul, is 66°F (18.9°C), while the average low-temperature is 49.1°F (9.5°C).

What is the average humidity in May in Saint Paul?

In May, the average relative humidity in Saint Paul, Minnesota, is 72%.

How many days does it rain in May in Saint Paul?

In Saint Paul, in May, during 14.7 rainfall days, 2.64" (67mm) of precipitation is typically accumulated.

What is the last month it snows in Saint Paul?

May is the last month it regularly snows. During 0.4 snowfall days, in May, Saint Paul aggregates 0.28" (7mm) of snow.

What is the average length of the day in May in Saint Paul?

The average length of the day in May in Saint Paul, Minnesota, is 14.9h.

How many hours of sunshine does Saint Paul have in May?

The average sunshine in May is 8.4h.

What is the UV index intensity in May in Saint Paul?

In Saint Paul, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to the Sun's UV rays.
Average temperature in May - Saint Paul, MN
  • Average high temperature in May: 18.9°C

The warmest month (with the highest average high temperature) is July (27.3°C).
The month with the lowest average high temperature is January (-6.7°C).

  • Average low temperature in May: 9.5°C

The month with the highest average low temperature is July (17.3°C).
The coldest month (with the lowest average low temperature) is January (-13.7°C).

Average humidity in May - Saint Paul, MN
  • Average humidity in May: 72%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (71%).

Average rainfall in May - Saint Paul, MN
  • Average rainfall in May: 67mm

The wettest month (with the highest rainfall) is June (97mm).
The driest month (with the lowest rainfall) is January (15mm).

Average rainfall days in May - Saint Paul, MN
  • Average rainfall days in May: 14.7 days

The month with the highest number of rainy days is June (16.3 days).
The month with the lowest number of rainy days is February (2 days).

Average snowfall in May - Saint Paul, MN
  • Average snowfall in May: 7mm

The month with the highest snowfall is February (119mm).
Months with the lowest snowfall are June, July, August and September (0mm).

Average snowfall days in May - Saint Paul, MN
  • Average snowfall days in May: 0.4 days

The month with the highest number of snowfall days is January (13.8 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average daylight in May / Average sunshine in May - Saint Paul, MN
  • Average daylight in May: 14.9h

The month with the longest days is June (Average daylight: 15.6h).
The month with shortest days is December (Average daylight: 8.8h).

  • Average sunshine in May: 8.4h

The month with most sunshine is July (Average sunshine: 9.9h).
The month with least sunshine is January (Average sunshine: 3h).

Average UV index in May - Saint Paul, MN
  • Average UV index in May: 5

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 1).